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  <title>给出一个文件或符号连接的信息</title>

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</div><hr /><div id="function.lstat" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">lstat</h1>
  <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">lstat</span> &mdash; <span class="dc-title">给出一个文件或符号连接的信息</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.lstat-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="type">array</span> <span class="methodname"><strong>lstat</strong></span>
    ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
   )</div>

  <p class="para rdfs-comment">
   获取由 <em><code class="parameter">filename</code></em> 指定的文件或符号连接的统计信息。
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.lstat-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<em><code class="parameter">filename</code></em></dt>

     <dd>

      <p class="para">
       文件或符号连接的路径。
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.lstat-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   有关 <span class="function"><strong>lstat()</strong></span>
   返回的数组结构见手册中 <span class="function"><a href="function.stat.html" class="function">stat()</a></span> 函数的页面。
   本函数和
   <span class="function"><a href="function.stat.html" class="function">stat()</a></span> 函数相同，只除了如果
   <em><code class="parameter">filename</code></em> 参数是符号连接的话，则该符号连接的状态被返回，而不是该符号连接所指向的文件的状态。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.lstat-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-2345">
    <p><strong>Example #1  <span class="function"><a href="function.stat.html" class="function">stat()</a></span> 和 <span class="function"><strong>lstat()</strong></span> 的对照</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />symlink</span><span style="color: #007700">(</span><span style="color: #DD0000">'uploads.php'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'uploads'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Contrast&nbsp;information&nbsp;for&nbsp;uploads.php&nbsp;and&nbsp;uploads<br /></span><span style="color: #0000BB">array_diff</span><span style="color: #007700">(</span><span style="color: #0000BB">stat</span><span style="color: #007700">(</span><span style="color: #DD0000">'uploads'</span><span style="color: #007700">),&nbsp;</span><span style="color: #0000BB">lstat</span><span style="color: #007700">(</span><span style="color: #DD0000">'uploads'</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="example-contents"><p>
     Information that differs between the two files.
    </p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
Array
(
    [ino] =&gt; 97236376
    [mode] =&gt; 33188
    [size] =&gt; 34
    [atime] =&gt; 1223580003
    [mtime] =&gt; 1223581848
    [ctime] =&gt; 1223581848
    [blocks] =&gt; 8
)
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 errors" id="refsect1-function.lstat-errors">
  <h3 class="title">错误／异常</h3>
  <p class="para">
失败时抛出<strong><code>E_WARNING</code></strong>警告。
</p>
 </div>


 <div class="refsect1 notes" id="refsect1-function.lstat-notes">
  <h3 class="title">注释</h3>
  <blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">此函数的结果会被缓存。参见
<span class="function"><a href="function.clearstatcache.html" class="function">clearstatcache()</a></span> 以获得更多细节。</span></p></blockquote>
  <div class="tip"><strong class="tip">Tip</strong><p class="simpara">自 PHP 5.0.0 起, 此函数也用于<em class="emphasis">某些</em>
URL 包装器。请参见 <a href="wrappers.html" class="xref">支持的协议和封装协议</a>以获得支持 <span class="function"><a href="function.stat.html" class="function">stat()</a></span> 系列函数功能的包装器列表。</p></div>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.lstat-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="function.stat.html" class="function" rel="rdfs-seeAlso">stat()</a> - 给出文件的信息</span></li>
   </ul>
  </p>
 </div>

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